Bok 2.3-meter Telescope


The Kitt Peak National Observatory is located on Kitt Peak of the Quinlan Mountains in the Arizona-Sonoran Desert on the Tohono O'odham Nation. With over twenty optical and two radio telescopes, it is one of the largest gatherings of astronomical instruments in the northern hemisphere.

The Bok 2.3-meter Telescope was named after astronomer Bart Bok, a previous director of Steward Observatory, part of the University of Arizona. It is the largest telescope operated solely by Steward Observatory.

For scientists: More details can be found on the science page.


Bok Telescope

Name(s) Bok 2.3-meter Telescope
Status Operational
Broad Science Goals  
Site Kitt Peak National Observatory, Arizona, USA
Location Coordinates 31° 57' 46.5"N
111° 36' 01.6"W
Altitude 2071 meters (6795 feet)
Optical Design Ritchey-Chretien & Cassegrain
Field of View 1.5"
Diameter: Primary M1 2.3 meters
Material: Primary M1  
Diameter: Secondary M2 0.6 meters
Material: Secondary M2  
Mount Equatorial
First Light Date 1969
Adaptive Optics The 90Prime wide-field imager is the facility optical imaging instrument for the Bok 2.3-meter Telescope
Images taken with the Bok 2.3-meter Telescope Link
Images of the Bok 2.3-meter Telescope Link
Videos of the Bok 2.3-meter Telescope Link
Press Releases with the Bok 2.3-meter Telescope Link

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